2 Utility and 3 Design Patents
#436 in Beijing
#6,977 in China
rank by design patentsForward Citations = 498
Company Filing History:

Qizhi Software (beijing) Company Limited




4. 1 out of 3
Beijing Ling Technology Co., Ltd.
5. 1 out of 53,418

where one patent can have more than one assignee
Get your Inventor Badge Today